package com.sword.service.impl.stock;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.sword.constant.MessageConstant;
import com.sword.page.PageResult;
import com.sword.page.QueryPageBean;
import com.sword.pojo.stock.Backstock;
import com.sword.service.impl.BasicBaseServiceImpl;
import com.sword.service.stock.BackStockService;
import org.springframework.stereotype.Service;

import java.lang.reflect.Field;
import java.util.Date;

@Service
public class BackStockServiceImpl extends BasicBaseServiceImpl<Backstock> implements BackStockService {
    @Override
    public PageResult queryBackStock(QueryPageBean queryPageBean) {
        QueryWrapper<Backstock> wrapper = new QueryWrapper<>();
        String queryString = queryPageBean.getQueryString();
        // 如果queryString有值
        if (queryString != null) {
            Backstock backStock = new Backstock();
            Field[] fields = backStock.getClass().getDeclaredFields();
            for (int i = 0; i < fields.length; i++) {
                //有的字段是用private修饰的 将他设置为可读
                fields[i].setAccessible(true);
                if (fields[i].getName().endsWith("Date")) {
                    continue;
                }
                wrapper.like(fields[i].getName(), queryString).or();
            }
        }
        IPage<Backstock> iPage = super.queryPageList(wrapper, queryPageBean.getPage(), queryPageBean.getLimit());
        return new PageResult(0, MessageConstant.QUERY_BACKSTOCK_SUCCESS, iPage.getTotal(), iPage.getRecords());
    }

    @Override
    public Integer addBackStock(Backstock backStock) {
        backStock.setBackDate(new Date());
        return super.save(backStock);
    }

    @Override
    public Integer editBackStock(Backstock backStock) {
        return super.update(backStock);
    }

    @Override
    public Integer deleteBackStock(Integer id) {
        return super.deleteById(Long.valueOf(id));
    }
}
